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Product Description:

A manhole cover is a removable plate forming the lid over the opening of a manhole, to prevent anyone or anything from falling in, and to keep out unauthorized persons and material.

Manhole covers are often made out of cast iron, concrete or a combination of the two. This makes them inexpensive, strong, and heavy, usually weighing more than 50 kilograms (110 lb). The weight helps to keep them in place when traffic passes over them, and makes it difficult for unauthorised people not having suitable tools to remove them.

A manhole cover sits on metal base, with a smaller inset rim which fits the cover. The base and cover are sometimes called "castings", because they are usually made by a casting process, typically sand-casting techniques.

2,Main Features of the Ductile Iron Manhole Cover:

·High endurance

·High Strength

·Pressure Resistence

·Anti-corrosion

·Anti-theft

·Good visual effect

3,Manhole Cover Images:

4,Manhole Cover Specifications:

1) Production informationManhole cover are manufactured for construction and public use. Manhole cover shall be smooth and free sand holes, blow holes, distortion or any other defects

A. It’s likely that your cover is quite old and in imperial measurements which are no longer manufactured. However, we can offer bespoke solutions with manhole covers made to the specification you require.

Q. The project I’m working on requires a manhole cover with a quality finish, what’s available?

A. Naturally, galvanised steel of black polypropylene aren’t always ideal, and so we offer brass or stainless steel edging, as well as complete stainless steel covers.

Q. Odours are coming through where I have installed my manhole cover, why?

A. Your cover must be sealed and locked, or neoprene sealed, so you would require a T-Range Cover, or if you require a solid top, a selection of the PC range (e.g. PC2BG3, PC6CG3, not PC2BG) are suitable.

Q. I need access through my manhole cover on a regular basis, is this possible?

A. Yes, the majority of covers have built-in lifting keys, and for those that don’t we also supply lifting keys. However, the best way to obtain easy access is to have a bespoke, hinged manhole cover.

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Q:Facts about metal reactivity?

you're the two attempting to commerce gadgets which on the on the spot are no longer waiting to be traded or you're a loose-to-Play participant this skill which you surely can now no longer replace and could make a purchase order on the Mann Co. shop to return to be a innovations-blowing value participant.

Q:Metal... Not Metal?

In my personal opinion, it just sucks. Most of the bands aren't any good at all and quite a few of them lack any originality and seem rather generic. KoЯn is the only nu metal band I like, everything else is either crap or only has a few spare hits I find tolerable. That and most die-hard metalheads don't fully embrace it as metal either and seem to resent the fact that it's labeled metal. I can't say I blame them for that but I don't go as far as to consider the whole genre as not metal. I say some nu metal bands are metal and some simply aren't. For example, bands like Limp Bizkit, Linkin Park, and Papa Roach seem to have more in common with alternative and hip-hop rather than metal whereas bands like KoЯn and Deftones have more in common with metal. So yeah, it's now become a rather cult-status genre. After the mainstream snapped out of their nu metal craze, most nu metal bands either changed their style to alternative metal, industrial metal or hard rock or simply disbanded altogether.

Q:What is the best metal song you've ever heard?

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Q:What to you is not real metal?

I do love ska (Reel Big Fish, Streetlight Manifesto, and The Aquabats are my favorite ska bands) but metal is and will always be my favorite genre so it does beat ska for me.

Q:is bronze a high quality metal?

heavy metal, hair metal, death metal, black metal, nu metal, thrash metal, love metal. those are really the main sub-genres of metal, any others are usually either made up or just some band trying to be different. i really hate how anything can just be thrown in front of the words rock and metal. also some people will say speed metal but thats what thrash metal used to be called.

Q:So what is heavy metal, speed metal, death metal, etc, referred to as in these days?

If you want to show others that you are a death metal fan, all you need to do is wear a band shirt really. Unlike black metal there is no particular style of clothing for death metal, just look at Nile and Cannibal Corpse.

Q:whats your opinion on metal elitism?

Yes, they are all metals. In fact, in terms of pure numbers of elements, there are by far more metals than non-metals. If you look on your periodic table, they start on the right side atomic no. 5 with Boron and stairstep down to Astatine at 85. Everything else is a metal, although sometimes people will designate elements close to the non-metals as metalloids.

Q:Chemistry Homework - Metals?

There have been a lot of new Twisted Metal games since TM4. in order from oldest to newest AFTER TM4: Twisted Metal: Black (2001) Twisted Metal: Small Brawl (2001) Twisted Metal: Black Online (2002) Twisted Metal: Head-On (2005) Twisted Metal: Head-On: Extra Twisted Edition (2008) There is also plans for a new Twisted Metal for release in 2011. Most, if not all, of the mentioned games were for PS2 and possible the original Xbox. I don't think there's ever been a Twisted Metal release on the PC.

Q:Metalheads!!! What are your favorite styles of metal?

It really depends on the band, I'll consider it metal if it has more elements of metal (I.e Veil of Maya, Unearth, The Human Abstract, Born of osiris) But it has more elements of hardcore, then I'll lump in that part (I.e. a day to remember, the acacia strain, bring me the horizon)